‘You can’t use up creativity.
The more you use, the more you have.’

Wise words, indeed, this time from Maya Angelou, in
Conversations with Maya Angelou (1989) by Jeffrey M Elliot

'I know Why The Caged Bird Sings'
For those of you who missed this, the first volume of Maya's autobiography,
as dramatized by Patricia Cumper, and broadcast
on Radio 4, is available on the BBC's iPlayer